40637451045 has 8 divisors (see below), whose sum is σ = 65019921696. Its totient is φ = 21673307216.

The previous prime is 40637451037. The next prime is 40637451059. The reversal of 40637451045 is 54015473604.

It is a happy number.

40637451045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40637451045 - 2³ = 40637451037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40637450994 and 40637451012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354581687 + ... + 1354581716.

It is an arithmetic number, because the mean of its divisors is an integer number (8127490212).

Almost surely, 2^40637451045 is an apocalyptic number.

It is an amenable number.

40637451045 is a deficient number, since it is larger than the sum of its proper divisors (24382470651).

40637451045 is a wasteful number, since it uses less digits than its factorization.

40637451045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709163411.

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 40637451045 in words is "forty billion, six hundred thirty-seven million, four hundred fifty-one thousand, forty-five".